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Bitcoin Up or Down on May 20?

Five-platform snapshot of "Bitcoin Up or Down on May 20?" — live Polymarket pricing, plus how Kalshi, Betfair and Manifold structure the same contract.

100% YES 0% NO Volume: $427K Closes: 20 May 2026
Trade on PolyGram →

Platform comparison

PlatformYES oddsNO oddsFeeKYCSettlement
PolyGram Pick
polygram.ink
100% 0% 0% (USDC on-chain) No-KYC up to $1,500 USDC, auto via UMA oracle Open on PolyGram →
Polymarket
polymarket.com
100% 0% 0% Geo-blocked in US/UK/EU USDC, on-chain Open on PolyGram →
Kalshi
kalshi.com
Up to 7% per trade US-only, KYC required USD Open on PolyGram →
Betfair Exchange
betfair.com
2-5% commission Full KYC from first trade GBP / EUR Open on PolyGram →
Manifold Markets
manifold.markets
Play-money (mana) None — play-money Mana (no cash-out) Open on PolyGram →

Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on PolyGram.

Market context

This market will resolve to "Up" if the "Close" price for the Binance 1 minute candle for BTC/USDT May 19 '26 12:00 in the ET timezone (noon) is lower than the final "Close" price for the May 20 '26 12:00 ET candle. This market will resolve to "Down" if the "Close" price for the Binance 1 minute candle for BTC/USDT May 19 '26 12:00 in the ET timezone (noon) is higher than the final "Close" price for the May 20 '26 12:00 ET candle. If the final "Close" price for both of these candles is exactly

Methodology

Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). The odds column is filled only where we have clean data — that avoids the made-up numbers that get a network demoted when search engines cross-check against the source venue.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

FAQ

Where can I trade this market with the lowest fees?
On PolyGram, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
Is this market available outside the US?
PolyGram is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.
What does it cost to trade on PolyGram?
Zero. PolyGram routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
How fast are USDC deposits?
Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.
How reliable are the quoted odds?
The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.

Trade Bitcoin Up or Down on May 20? on PolyGram

Live order book, 0% fees, USDC settlement in seconds.

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